Free Website Monitoring Tools
Check your website's SSL, DNS, speed, and uptime — no account needed. Instant results powered by Visual Sentinel's monitoring infrastructure.
Website Status Checker
Is it down for everyone or just me?
Check if any website is up or down right now. Tests from multiple global locations with response time, status codes, and redirect chain analysis.
- Multi-location checks
- Response time analysis
- Redirect chain tracking
- HTTP header inspection
SSL Certificate Checker
Verify your SSL certificate health
Inspect any SSL/TLS certificate. See expiry date, issuer, protocol version, certificate chain, and security grade — all in seconds.
- Certificate expiry date
- TLS version & cipher
- Chain validation
- Security grade rating
DNS Lookup Tool
Query DNS records for any domain
Look up A, AAAA, MX, CNAME, TXT, NS, and SOA records. Check DNS propagation across global nameservers to verify changes.
- All record types (A, MX, CNAME, TXT...)
- Global propagation check
- Authoritative vs recursive
- DNSSEC validation
Website Speed Test
Measure Core Web Vitals performance
Test your page speed with Google PageSpeed Insights data. Get LCP, FCP, CLS, and TTFB scores with actionable optimization recommendations.
- Core Web Vitals scores
- Mobile & desktop analysis
- Performance recommendations
- Lighthouse-powered metrics
Need continuous monitoring?
These tools give you a snapshot. Visual Sentinel monitors your websites 24/7 with instant alerts when something goes wrong — uptime, SSL, DNS, visual changes, and performance.
Start Free MonitoringNo credit card required